//====================================================================================
void AudioTransportCursor::fileChanged (AudioFilePlayer* player)
{
if (player == &audioFilePlayer)
{
AudioFormatReaderSource* readerSource = audioFilePlayer.getAudioFormatReaderSource();
AudioFormatReader* reader = nullptr;
if (readerSource != nullptr)
reader = readerSource->getAudioFormatReader();
if (reader != nullptr && reader->sampleRate > 0.0
&& audioFilePlayer.getLengthInSeconds() > 0.0)
{
currentSampleRate = reader->sampleRate;
fileLength = audioFilePlayer.getLengthInSeconds();
oneOverFileLength = 1.0 / fileLength;
}
else
{
currentSampleRate = 44100;
fileLength = 0.0;
oneOverFileLength = 1.0;
}
startTimerIfNeeded();
}
}
//==============================================================================
SequenceAudioSource::AudioEventHolder::AudioEventHolder (
AudioFormatReader* const sourceReader_,
const int startOffset_,
const double resampleRatio_,
const bool deleteWhenRemoved_)
: sourceReader (sourceReader_),
startOffset (startOffset_),
resampleRatio (resampleRatio_)
{
// create the reader source
AudioFormatReaderSource* audioSource = new AudioFormatReaderSource (sourceReader,
deleteWhenRemoved_);
audioSource->setLooping (false);
// create the resample source
resampleSource = new PositionableResamplingAudioSource (audioSource, true);
resampleSource->setResamplingRatio (resampleRatio);
resampleSource->setLooping (false);
// create the internal audio buffer copy
audioBuffer = new AudioSampleBuffer (sourceReader->numChannels,
sourceReader->lengthInSamples);
audioBuffer->readFromAudioReader (sourceReader,
0,
sourceReader->lengthInSamples,
0,
true,
true);
}
//====================================================================================
void PositionableWaveDisplay::imageChanged (AudioThumbnailImage* changedAudioThumbnailImage)
{
if (changedAudioThumbnailImage == &audioThumbnailImage)
{
{
const ScopedLock sl (imageLock);
cachedImage.clear (cachedImage.getBounds(), backgroundColour);
triggerAsyncUpdate();
}
AudioFormatReaderSource* readerSource = audioFilePlayer.getAudioFormatReaderSource();
AudioFormatReader* reader = nullptr;
if (readerSource != nullptr)
reader = readerSource->getAudioFormatReader();
if (reader != nullptr && reader->sampleRate > 0.0
&& audioFilePlayer.getLengthInSeconds() > 0.0)
{
currentSampleRate = reader->sampleRate;
fileLength = audioFilePlayer.getLengthInSeconds();
if (fileLength > 0.0)
oneOverFileLength = 1.0 / fileLength;
refreshCachedImage();
}
else
{
currentSampleRate = 44100;
fileLength = 0.0;
oneOverFileLength = 1.0;
}
}
}
